Download UsrClass.dat to Fix Errors

Sometimes Windows system displays error messages regarding corrupted or missing UsrClass.dat files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent UsrClass.dat file can therefore effect in failed execution of the started process.

UsrClass.dat file Game Data. The file was developed by Microsoft for use with Office software. Here you will find detailed information about the file and instructions how to proceed in the event of UsrClass.dat related errors on your device. You can also download UsrClass.dat file compatible with Windows 10, Windows 10, Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows 8 devices which will (most probably) allow you to solve the problem.

Compatible with: Windows 10, Windows 10, Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows 8

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Fix UsrClass.dat errors

1 Information about UsrClass.dat file
2 Errors related to UsrClass.dat file
3 How to fix UsrClass.dat related errors?

3.1 Scanning for malicious software
3.2 System and driver update
3.3 System File Checker tool
3.4 System recovery

4 Download UsrClass.dat

4.1 List of UsrClass.dat file versions

File info

General information
Filename	UsrClass.dat
File extension	DAT
Type	Dynamic Link Library
Description	Game Data

Software
Program	Office 2010
Software	Office
Author	Microsoft
Software version	2010

Details
File size	262144
Oldest file	2017-04-24
Latest file	2017-05-10

Most common UsrClass.dat file related problems

There are various types of errors related to UsrClass.dat file. UsrClass.dat file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to UsrClass.dat file. If you encounter one listed below (or similar), please consider the following suggestions.

UsrClass.dat is corrupted
UsrClass.dat cannot be located
Runtime Error - UsrClass.dat
UsrClass.dat file error
UsrClass.dat file cannot be loaded. Module was not found
cannot register UsrClass.dat file:
UsrClass.dat file could not be loaded
UsrClass.dat file doesn't exist

UsrClass.dat

Application could not be started because UsrClass.dat file is missing. Reinstall the application to solve the problem.

Problems related to UsrClass.dat can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing UsrClass.dat file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

How to fix UsrClass.dat errors in just few steps?

Remember, before taking any action related to system files perform a backup copy of your data!

UsrClass.dat file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with UsrClass.dat file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Installing relevant Microsoft Windows patches and updates may solve your problems related to UsrClass.dat file. Use dedicated Windows tool to perform the update.

Go to the Windows "Start" menu
Type "Windows Update" in the search field
Choose the appropriate software program (name may vary depending on your system version)
Check if your system is up to date. If any unapplied updates are listed, install them immediately.
After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of UsrClass.dat or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to UsrClass.dat file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the UsrClass.dat file with properly working version. To use the tool:

Go to the Windows "Start" menu
Type "cmd" in the search field
Locate "Command Prompt" result – don't run it yet:
Click the right mouse button and select "Run as Administrator" option
Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Another approach is to restore system to previous state, before the UsrClass.dat file error occured. In order to restore your system, follow the instructions below

Go to the Windows "Start" menu
Type "System Restore" in the search field
Start the system restore tool – it's name may differ depending on version of the system
The application will guide you through the process – read the messages carefully
After the process has finished, restart your computer.

If all the above-mentioned methods failed and the UsrClass.dat file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace UsrClass.dat file

The last solution is to manually download and replace UsrClass.dat file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded UsrClass.dat file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of UsrClass.dat file example directory paths.

Windows 10: C:\Users\Bill Gates\AppData\Local\Microsoft\Windows\
Windows 10: C:\Users\Bill Gates\AppData\Local\Microsoft\Windows\
Windows 10: C:\Users\Bill Gates\AppData\Local\Microsoft\Windows\
Windows 8.1: ---
Windows 8: ---
Windows 7: ---
Windows 7: ---
Windows Vista: ---
Windows Vista: ---
Windows XP: ---
Windows XP: ---
Windows XP: ---
Windows XP: ---
Windows XP: ---
Windows XP: ---
Windows XP: ---
Windows XP: ---
Windows XP: ---
Windows XP: ---
Windows XP: ---
Windows XP: ---
Windows 8: ---

If the steps did not solve your UsrClass.dat file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename UsrClass.dat

System Windows 10

File size 2097152 bytes

Date 2017-05-10

Download

File details
	MD5	abbced8b0e6c9f32d1fd137dc1ec47c1
	SHA1	9cad80c6457b49c07a4c900844188e333a465416
	SHA256	382b1ee79dd4018e3a3fea42507a25c6ad86343e5f56d9fe62c762197b1e766e
	CRC32	8efa9f50
	Example file location	C:\Users\Bill Gates\AppData\Local\Microsoft\Windows\

Filename UsrClass.dat

System Windows 10

File size 1048576 bytes

Date 2017-04-24

Download

File details
	MD5	806c277cbb07adc1dd3d4e752ca1d221
	SHA1	b96c090af1899eb5b56b30382cd18fa68b4888cf
	SHA256	2af978999ef7df12b30d6e5ae538340b310accd1d18a9e734f3e606df39fe049
	CRC32	7d781ac0
	Example file location	C:\Users\Bill Gates\AppData\Local\Microsoft\Windows\

Filename UsrClass.dat

System Windows 10

File size 262144 bytes

Date -0001-11-30

Download

File details
	MD5	e8e506d489bf1c3757d474567f79c959
	SHA1	049ca12b2fa74430ee073760b8596f0cce2c492e
	SHA256	ad0597ef3a234fe55ab5d3b1bc252a31a84b486c223b2464b4e96111050b6068
	CRC32	63116ad9
	Example file location	C:\Users\Bill Gates\AppData\Local\Microsoft\Windows\

Filename UsrClass.dat

System Windows 8.1

File size 3145728 bytes

Date 2017-04-24

Download

File details
	MD5	0546e434294c42462dff7d90e22c523a
	SHA1	3bec745c06481a15f77ec64b38bbb4d2f46b3854
	SHA256	39b3dcfa2e2b5212713d78b37622acee5795b90e20746ff7038c9d20813a5c24
	CRC32	618f391e
	Example file location	---

Filename UsrClass.dat

System Windows 8

File size 2097152 bytes

Date 2017-04-24

Download

File details
	MD5	5a973f06915a36b9802098ccedf6628c
	SHA1	a338ef1f82bc0f2c92a584db2154cec2a4c138c5
	SHA256	31c7e2b3a8355281d2f737748ef36b204748ee8d885153d7986efd12bf325ec4
	CRC32	65869580
	Example file location	---

Filename UsrClass.dat

System Windows 7

File size 262144 bytes

Date 2017-05-10

Download

File details
	MD5	6d5ac3c05d457b37ae97a1a2683eac4b
	SHA1	d377c3291b9f0e00bcbafbc71141824ca5e72368
	SHA256	08559670aa25a71c2ee83b2585bd228d8605009693cf59899a783586ca6db000
	CRC32	f42e7ab5
	Example file location	---

Filename UsrClass.dat

System Windows 7

File size 262144 bytes

Date 2017-04-24

Download

File details
	MD5	7e5de3e733a16bf8d66a54f2ad58e725
	SHA1	f6d1c5e87e65b5a1a594168c6161523e7342b41c
	SHA256	adbae161bdd2a9927fbab7c839cedb67556d67ed4971d083946b54cb1e5f8e92
	CRC32	11873513
	Example file location	---

Filename UsrClass.dat

System Windows Vista

File size 262144 bytes

Date 2017-05-10

Download

File details
	MD5	438a4397ecb854630636fef1bcb73a6a
	SHA1	2da887782b3d693e9b94763cb787aaa0e517e30f
	SHA256	696261d64a9a405d6a3ef0340597c8dedd140127d7eda35b41fad37a48737dbd
	CRC32	2a431c0e
	Example file location	---

Filename UsrClass.dat

System Windows Vista

File size 262144 bytes

Date 2017-04-24

Download

File details
	MD5	7a6c187b2730249016e531cd40a16676
	SHA1	c43ee012e74691a5c231994aaa02e1ffcc207d4e
	SHA256	6c5b4989fc75c96884da6acc1b9543ce6d338a2426a2bfabf4d01cb33e197ad9
	CRC32	a9122fa0
	Example file location	---

Filename UsrClass.dat

System Windows XP

File size 262144 bytes

Date 2017-05-10

Download

File details
	MD5	2416aa0d78255b7222cb842fe7a91376
	SHA1	06d4ae710c2143f2b81cc5c5ca65b1a735c443d3
	SHA256	49fd22c0b79b943d44212ac632d9a4fae4ba0081f3ebcd20a5dcd5f40645dd2e
	CRC32	3c202cfa
	Example file location	---

Filename UsrClass.dat

System Windows XP

File size 262144 bytes

Date -0001-11-30

Download

File details
	MD5	a1a5f7d469450d29d0e956ebda0574d6
	SHA1	7e8a427a19365d4a5e9eed6f3401ec91a167c39e
	SHA256	e21090c30b76e27460e7f2cec7ddbbe5fc55dfd4049f9ab45d85b32b0c09dcc1
	CRC32	03fc9058
	Example file location	---

Filename UsrClass.dat

System Windows XP

File size 262144 bytes

Date -0001-11-30

Download

File details
	MD5	e72eef79204868c41cffe819c0eb4b74
	SHA1	27dafabefc01a811bd0e407c878c1bd82902cb83
	SHA256	bfbf401e3f5cd4e85604b18b3ad3593836bc8c5891bb3b945dc4dcd9e52c84cc
	CRC32	31bc2c4d
	Example file location	---

Filename UsrClass.dat

System Windows XP

File size 262144 bytes

Date -0001-11-30

Download

File details
	MD5	39773c0a957f34313238c134ff8d5b99
	SHA1	b910713d1b2bc2fe4a661486024c21823b9d050b
	SHA256	75b28d9c8883b0b36a873ddbfeb2c03851753520e7ffc6be6b8e54caf978786d
	CRC32	e53fe8a4
	Example file location	---

Filename UsrClass.dat

System Windows XP

File size 262144 bytes

Date 2017-05-10

Download

File details
	MD5	7260371a2c3cd609710a702d5da62baf
	SHA1	99732d3ed75d38d92b053a6f8c14bf53a750a2c4
	SHA256	ceb628a9a3aad1188b985841ed8931632021dec99d027b27ee806ea5dc7d3467
	CRC32	f103b7b2
	Example file location	---

Filename UsrClass.dat

System Windows XP

File size 262144 bytes

Date -0001-11-30

Download

File details
	MD5	eb49efa9bcd5f0f2fb36b24cc1fd7922
	SHA1	fa99c8c95b9285495e005f02fb14828e2f65c520
	SHA256	3dd2a5c7fbe4e56c7d9607ce5278813062d07cfd5bf440faac7411fcf297735e
	CRC32	4bac6de4
	Example file location	---

Filename UsrClass.dat

System Windows XP

File size 262144 bytes

Date -0001-11-30

Download

File details
	MD5	00c9189c204f747ab347bbb9fd5c75ad
	SHA1	9593ec2d4ba03af2cef69322e3e9c3fce13fd7a7
	SHA256	9cdbcfb77aaf4374193b619dc02f1ca278a31705c0b97c0ec9c8fd694726751f
	CRC32	8b2b43d8
	Example file location	---

Filename UsrClass.dat

System Windows XP

File size 262144 bytes

Date -0001-11-30

Download

File details
	MD5	278d5f5810c47d95ced649b583c19121
	SHA1	80f32c54f80af101e937bce555aa11f0418838ee
	SHA256	99dfe1d49f181ba2d25348509c2e0dc1b21d5abc7a5f83e3c8249434e5f9d70c
	CRC32	69aabc8f
	Example file location	---

Filename UsrClass.dat

System Windows XP

File size 262144 bytes

Date 2017-05-10

Download

File details
	MD5	35e9f35c61bb44a8b33f0186ec738a32
	SHA1	cd5aa7b1ac3ccef8384c22d4eb0af9d2c97a4c4e
	SHA256	f7919469bd273d830da29f1138d9cf061649e9fdbfe49cf352c515dc638d43fa
	CRC32	4879db97
	Example file location	---

Filename UsrClass.dat

System Windows XP

File size 262144 bytes

Date -0001-11-30

Download

File details
	MD5	6370c1a512bc56ab11c91cb2d4169635
	SHA1	37405d3dc1e3113b34b88e58b4316738ec2538e1
	SHA256	39a2159b4044e0138dde02c2a716d727083fe6598a4f1d034e9a123851cb58e6
	CRC32	f2b05cac
	Example file location	---

Filename UsrClass.dat

System Windows XP

File size 262144 bytes

Date 2017-04-24

Download

File details
	MD5	801eeb101fc27edf91e8bb2abeae1dbe
	SHA1	9ec660c778c7fb497cdf520f3bd4054f18cb4bbb
	SHA256	d500cce1ba7f23b397ef9a65221e921fb48a93aac62d1627e3dd3fd400d471ee
	CRC32	2954c624
	Example file location	---

Filename UsrClass.dat

System Windows XP

File size 262144 bytes

Date -0001-11-30

Download

File details
	MD5	aa7865f120b05d459674c3d29f0f9308
	SHA1	dc5ee64b7958b5356104883bdba063ecf3fd5a04
	SHA256	a2cfc4adeae3ca435a584f284636d0a92b333fbf23e5c893d6c4ced293dba12f
	CRC32	62d9c8c7
	Example file location	---

Filename UsrClass.dat

System Windows 8

File size 2097152 bytes

Date 2017-05-10

Download

File details
	MD5	abbced8b0e6c9f32d1fd137dc1ec47c1
	SHA1	9cad80c6457b49c07a4c900844188e333a465416
	SHA256	382b1ee79dd4018e3a3fea42507a25c6ad86343e5f56d9fe62c762197b1e766e
	CRC32	8efa9f50
	Example file location	---